diff --git a/utils/ttyd/Makefile b/utils/ttyd/Makefile
index 71e6f122..d68f8b5c 100644
--- a/utils/ttyd/Makefile
+++ b/utils/ttyd/Makefile
@@ -8,12 +8,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=ttyd
-PKG_VERSION:=1.6.0
-PKG_RELEASE:=2
+PKG_VERSION:=1.6.3
+PKG_RELEASE:=1
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=https://codeload.github.com/tsl0922/ttyd/tar.gz/$(PKG_VERSION)?
-PKG_HASH:=d14740bc82be0d0760dd0a3c97acbcbde490412a4edc61edabe46d311b068f83
+PKG_HASH:=1116419527edfe73717b71407fb6e06f46098fc8a8e6b0bb778c4c75dc9f64b9
 
 PKG_MAINTAINER:=Shuanglei Tao <tsl0922@gmail.com>
 PKG_LICENSE:=MIT
diff --git a/utils/ttyd/files/ttyd.init b/utils/ttyd/files/ttyd.init
index 7206ff74..0a3d440a 100644
--- a/utils/ttyd/files/ttyd.init
+++ b/utils/ttyd/files/ttyd.init
@@ -79,7 +79,7 @@ ttyd_instance()
 		${ssl_cert:+-C $ssl_cert} \
 		${ssl_key:+-K $ssl_key} \
 		${ssl_ca:+-A $ssl_ca} \
-		${debug:+-d}
+		${debug:+-d $debug}
 	config_list_foreach "$1" client_option "procd_append_param command -t"
 	procd_append_param command $command
 	procd_set_param stdout 1
diff --git a/utils/ttyd/patches/100-log-to-syslog.patch b/utils/ttyd/patches/100-log-to-syslog.patch
index 39267327..06012dfd 100644
--- a/utils/ttyd/patches/100-log-to-syslog.patch
+++ b/utils/ttyd/patches/100-log-to-syslog.patch
@@ -1,20 +1,20 @@
 --- a/src/server.c
 +++ b/src/server.c
-@@ -6,6 +6,7 @@
- #include <getopt.h>
- #include <signal.h>
+@@ -10,6 +10,7 @@
+ #include <stdlib.h>
+ #include <string.h>
  #include <sys/stat.h>
 +#include <syslog.h>
  
- #include <libwebsockets.h>
- #include <json.h>
-@@ -418,7 +419,8 @@ main(int argc, char **argv) {
-         return -1;
-     }
+ #include "utils.h"
  
--    lws_set_log_level(debug_level, NULL);
-+    openlog("ttyd", LOG_NDELAY | LOG_PID, LOG_DAEMON);
-+    lws_set_log_level(debug_level, lwsl_emit_syslog);
+@@ -478,7 +479,8 @@ int main(int argc, char **argv) {
+     return -1;
+   }
+ 
+-  lws_set_log_level(debug_level, NULL);
++  openlog("ttyd", LOG_NDELAY | LOG_PID, LOG_DAEMON);
++  lws_set_log_level(debug_level, lwsl_emit_syslog);
  
  #if LWS_LIBRARY_VERSION_MAJOR >= 2
-     char server_hdr[128] = "";
+   char server_hdr[128] = "";